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2026-07-01 - 04:21
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Jul 01, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22716213064,8sleep30-21swapper/319:07:003
228092126116,7sleep10-21swapper/119:08:101
227372117108,6sleep20-21swapper/219:07:152
227852115104,7sleep00-21swapper/019:07:540
39422640,1sleep10-21swapper/100:10:131
154382640,1sleep20-21swapper/223:20:012
259932610,1sleep120-21rcuc/123:25:241
300802600,1sleep00-21swapper/000:00:190
196822580,0sleep00-21swapper/022:55:120
118222520,0sleep10-21swapper/123:15:191
23127993515,19cyclictest0-21swapper/121:15:121
2313299341,32cyclictest0-21swapper/200:04:492
2313299291,21cyclictest0-21swapper/223:24:512
2313299281,26cyclictest0-21swapper/220:55:062
2313299280,27cyclictest0-21swapper/219:23:322
23132992718,1cyclictest749-21snmpd23:52:012
23127992723,3cyclictest0-21swapper/100:19:161
2312799270,26cyclictest0-21swapper/122:33:061
2312799270,26cyclictest0-21swapper/121:52:511
2312499270,25cyclictest23872-21awk20:34:590
2313299260,25cyclictest0-21swapper/223:14:432
2313299260,25cyclictest0-21swapper/222:31:062
23127992621,2cyclictest280-21systemd-journal22:25:001
23132992519,1cyclictest749-21snmpd22:46:092
23127992522,2cyclictest0-21swapper/120:48:081
2312799250,24cyclictest0-21swapper/123:00:461
23132992422,2cyclictest0-21swapper/220:10:562
23127992421,3cyclictest0-21swapper/121:01:021
23127992421,3cyclictest0-21swapper/119:51:261
2312799241,22cyclictest0-21swapper/120:28:331
2312799240,23cyclictest0-21swapper/122:49:251
23132992321,2cyclictest0-21swapper/200:25:402
23132992315,7cyclictest0-21swapper/220:37:432
2313299231,21cyclictest0-21swapper/221:02:232
23127992320,2cyclictest0-21swapper/121:05:211
2312799231,21cyclictest0-21swapper/123:57:131
2312799231,21cyclictest0-21swapper/123:34:191
2312799231,21cyclictest0-21swapper/123:07:101
2312799231,21cyclictest0-21swapper/123:07:091
2312799231,21cyclictest0-21swapper/122:58:091
2312799231,21cyclictest0-21swapper/121:13:171
2312799231,21cyclictest0-21swapper/120:06:201
23132992220,2cyclictest0-21swapper/200:30:222
2313299221,20cyclictest0-21swapper/222:38:582
2313299220,21cyclictest0-21swapper/223:42:192
2313299220,21cyclictest0-21swapper/223:07:462
2313299220,21cyclictest0-21swapper/223:07:462
2313299220,21cyclictest0-21swapper/222:06:362
2313299220,21cyclictest0-21swapper/220:08:442
23127992218,3cyclictest0-21swapper/119:10:321
23127992216,6cyclictest0-21swapper/119:37:171
2312799221,3cyclictest0-21swapper/121:40:511
2312799221,3cyclictest0-21swapper/119:32:171
2312799221,20cyclictest0-21swapper/123:50:551
2312799221,20cyclictest0-21swapper/120:17:271
2312799220,21cyclictest0-21swapper/122:42:311
2312799220,21cyclictest0-21swapper/122:11:461
2312799220,21cyclictest0-21swapper/122:09:061
2312799220,21cyclictest0-21swapper/121:25:501
2312799220,21cyclictest0-21swapper/120:34:411
2312799220,21cyclictest0-21swapper/119:57:471
2312799220,21cyclictest0-21swapper/119:28:391
2312799220,21cyclictest0-21swapper/100:30:371
2312499220,16cyclictest0-21swapper/023:43:110
23132992119,1cyclictest749-21snmpd19:36:502
2313299210,3cyclictest0-21swapper/200:16:222
2313299210,20cyclictest0-21swapper/221:12:092
23127992118,3cyclictest0-21swapper/122:03:011
23127992117,3cyclictest0-21swapper/123:41:341
23127992117,3cyclictest0-21swapper/123:37:191
23127992117,3cyclictest0-21swapper/120:52:151
23127992117,3cyclictest0-21swapper/119:40:591
23127992117,3cyclictest0-21swapper/119:40:591
23127992117,3cyclictest0-21swapper/100:05:431
2312799210,3cyclictest0-21swapper/123:47:521
2312799210,3cyclictest0-21swapper/119:23:471
2312799210,21cyclictest0-21swapper/120:36:021
2312799210,20cyclictest0-21swapper/123:12:161
2312799210,20cyclictest0-21swapper/120:42:151
2312799210,20cyclictest0-21swapper/119:17:421
245102200,0sleep024516-21kthreadcore23:25:190
2313299203,13cyclictest0-21swapper/219:50:232
23132992018,1cyclictest749-21snmpd23:45:572
23132992018,1cyclictest749-21snmpd23:31:282
23132992018,1cyclictest749-21snmpd23:00:582
23132992018,1cyclictest749-21snmpd22:53:522
23132992018,1cyclictest749-21snmpd22:17:492
23132992018,1cyclictest749-21snmpd22:11:222
23132992018,1cyclictest749-21snmpd22:01:162
23132992018,1cyclictest749-21snmpd21:33:532
23132992018,1cyclictest749-21snmpd20:34:272
23132992018,1cyclictest749-21snmpd20:20:412
23132992018,1cyclictest749-21snmpd20:18:212
23132992018,1cyclictest749-21snmpd20:03:392
23132992018,1cyclictest749-21snmpd19:40:512
23132992018,1cyclictest749-21snmpd19:40:502
23132992018,1cyclictest749-21snmpd19:31:142
23132992018,1cyclictest749-21snmpd00:23:342
23132992018,1cyclictest749-21snmpd00:05:522
23132992017,3cyclictest0-21swapper/219:25:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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